Track pending WebContents and widgets by (process_id, routing_id) pair.

content/test/test_web_contents.h

Index: content/test/test_web_contents.h
diff --git a/content/test/test_web_contents.h b/content/test/test_web_contents.h
index 0b91ff45da20374c85dd4c5464dc1f1f30ebcdd6..f3bee90d2d7ba30eac9ae12189cca3e15e6d24c1 100644
--- a/content/test/test_web_contents.h
+++ b/content/test/test_web_contents.h
@@ -135,12 +135,15 @@ class TestWebContents : public WebContentsImpl, public WebContentsTester {
                        blink::WebPopupType popup_type) override;
   void CreateNewFullscreenWidget(int32_t render_process_id,
                                  int32_t route_id) override;
-  void ShowCreatedWindow(int route_id,
+  void ShowCreatedWindow(int process_id,
+                         int route_id,
                          WindowOpenDisposition disposition,
                          const gfx::Rect& initial_rect,
                          bool user_gesture) override;
-  void ShowCreatedWidget(int route_id, const gfx::Rect& initial_rect) override;
-  void ShowCreatedFullscreenWidget(int route_id) override;
+  void ShowCreatedWidget(int process_id,
+                         int route_id,
+                         const gfx::Rect& initial_rect) override;
+  void ShowCreatedFullscreenWidget(int process_id, int route_id) override;
   void SaveFrameWithHeaders(const GURL& url,
                             const Referrer& referrer,
                             const std::string& headers) override;